ICAO-code International Civil Aviation Organization (ICAO), a
4-letter airport location indicator. The field above is left blank if no ICAO
location indicator is available for the selected airport.

IATA-codeInternational Air Transport Association (IATA), a
3-letter identifier for the relevant airport. The field above is left blank if
no IATA code is available for the selected airport.

UsageAirports are classified in three categories:
civil airports open for public use, military airports and private airports not
open to the public. Airports that are joint use, both civil and military, are
shown as civil airports.

Civ.

Civil airport, open for
public use (including joint use).

Mil.

Military airport, not open
for public use.

Priv.

Private airport, not open for
public use.

Customs

Yes

Customs service available
during airport operating hours.

No

Customs service not
available.

O/R

Airport has customs service,
prior notification is required.

Pto.

Airport has part-time customs
service available, not necessarily identical to the airport hours.

ADCUS

An airport within the USA for
which the FAA 'ADCUS' method of prior notification may be used.

ADCUS O/R

An airport within the USA for
which the FAA 'ADCUS' method of prior notification may be used but where
restrictions apply.

Runway

Identification of
the surface of the longest runway available:

Paved

Paved (hard surface) runway

Unpaved

Unpaved (soft surface) runway
(Only lighter aircraft)

Water

Water (for float planes)

IFR

This field
indicates if the airport has any officially published instrument approach
procedure.

Yes

Instrument approach procedure
is published.

No

Instrument approach procedure
is not published. (Airport not suitable for traffic during bad weather or
darkness.)

Runway
Length

Shows the length
in feet of the longest runway available at the selected airport, rounded down
to the next full hundred feet. If the airport has both hard (paved) and soft
(unpaved) runways, the length of the longest hard surface runway is shown. If
the longest runway is both, hard and soft surface, the length of the hard
surface portion is shown.